i don't think biden is good at it. we could have an over reaction biden show. second, there's one point and i agree totally with what john said, you saw what the country did, the guy who won massachusetts tonight. they've been afraid in the recall -- romney campaign to do that because they're over sensitive of criticism from the base. i think the base is going to be silent tomorrow because they tasted losing for a week. tonight they're tasting winning and i think you're going to see republican party get very much on board a winner now. if that continues, romney will be romney, the one we saw tonight which i think is actually the most authentic romney. the obama anyway litigate flip flopping. we'll see what the next week will look at. >> rose: i want to come back to that but john dickerson tell me about the medicare argument and obama says he prefers now and like the sound of obamacare. who won that particular argument about obamacare and what it does and whatever romney's proposing and what that will do, including what ryan says about vouchers. >> well, the who